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11.4 Further work

In preparation for the following exercises, switch labelling off

and set axes scaling to automatic

PRESENT OPTIONS GRAPH POINTS LABELS OFF;

PRESENT OPTIONS GRAPH AXES AUTOMATIC;

Try to complete the following exercises without reference to the

solutions that are offered. Begin by tabulating the loadcases

UTILITY TABULATE LOADCASES

Press return successively to page through the results

Exercise 1 Plot temperature variation at node 44

RESULTS LOADCASE CONDUC

RESULTS NODAL TEMP

PRESENT GRAPH NODE 44

Exercise 2 Plot temperature variation at node 3 from time = 0 to time = 1

RESULTS LOADCASE CONDUC BELOW 1

PRESENT GRAPH NODE 3

DRAWING CONTENTS MONITOR POSITION;

Exercise 3 Plot variation of THERM1 along the line from node 44 to node 3

RESULTS LOADCASE THERMO

RESULTS NODAL THERM1

CONSTRUCT LINE NODES THROUGH 44 3

PRESENT GRAPH LINE OLD

DRAWING CONTENTS MONITOR POSITION;

Exercise 4 Plot temperature variation along the line from node 44 to node 3 at time = 12. Label the points on the graph

RESULTS LOADCASE CONDUC ABOVE 12 BELOW 12

RESULTS NODAL TEMP

PRESENT GRAPH LINE OLD

PRESENT OPTIONS GRAPH POINTS LABELS

Exercise 5 Plot THERM1 against THERM2 for the top surface from node 2 to node 24

CONSTRUCT LINE NODES [line_name] THROUGH 2 24

PRESENT GRAPH PROMPT

RESULTS

NODAL THERM1

1

NODAL THERM2

[line_name]

THERMO

Exercise 6 Superimpose the temperature variation at nodes 51, 52 and 53 from time = 1sec to time = 12 secs

RESULTS LOADCASE CONDUC ABOVE 1 BELOW 12

RESULTS NODAL TEMP

CONSTRUCT LINE NODE [line_name] LIST 51 52 53

PRESENT GRAPH LINE [line_name]

Exercise 7 Superimpose the variation along the line of midside nodes (node 3 to node 44) for times t = 1, 2, 3, 4, and 5 secs

CONSTRUCT LINE NODE [line_name] THROUGH 3 44

UTILITY TABULATE LOADCASES

Page through index as necessary

RESULTS LOADCASE CONDUC 13 22 24 26 28 30

PRESENT GRAPH LINE [line_name]

Exercise 8 Adjust the scaling for the above graph so that it occupies the bottom left hand corner of the screen

PRESENT OPTIONS GRAPH AXES XMAX 2 YMAX 600

Exercise 9 With automatic scaling plot THERM2 (y-axis) against THERM1 (x-axis) for the line of nodes from node 2 to 24

PRESENT OPTIONS GRAPH AXES AUTOMATIC;

CONSTRUCT LINE NODE [line_name] THROUGH 2 24

PRESENT GRAPH PROMPT

RESULTS

NODAL THERM1

1

NODAL THERM2

[line_name]

THERMO

Exercise 10 Plot variation of THERM1 along the line of nodes defining the surface of the model from node 1 to node 4 to node 24 to node 2

CONSTRUCT LINE NODE THROUGH 1 4 24 2

PRESENT GRAPH LINE OLD



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